CN207923799U - A kind of mesohigh prepares the novel changeover valve of chromatography - Google Patents
A kind of mesohigh prepares the novel changeover valve of chromatography Download PDFInfo
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- CN207923799U CN207923799U CN201721866109.9U CN201721866109U CN207923799U CN 207923799 U CN207923799 U CN 207923799U CN 201721866109 U CN201721866109 U CN 201721866109U CN 207923799 U CN207923799 U CN 207923799U
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- switching valve
- fixedly connected
- mouths
- bottom end
- switching
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Abstract
The utility model discloses the novel changeover valves that a kind of mesohigh prepares chromatography,The switching valve valve base cavity is installed with switching valve body,And the switching valve base right end is fixedly connected with trapping column,The trapping column is fixedly connected by No. two mouths with switching valve body,Switching valve valve body side is installed with outer valve interface respectively,And the switching valve base upper end is installed with fixing piece,The fixing piece upper end is movably installed with switching handle,The switching handle is fixedly connected by fixing piece with switching valve base upper surface,The switching valve base is fixedly connected by No. four mouths with drain pipe,The drain pipe bottom end is equipped with waste collecting device,And the detector block upper surface is installed with operation panel,It is movably installed with control handle on the left of the operation panel main surface,It is installed with display screen on the right side of the control handle.The apparatus structure is simple, performance efficiency, can put into widely available use.
Description
Technical field
The utility model belongs to preparation technical field of chromatography, and in particular to a kind of mesohigh prepares the novel switching of chromatography
Valve.
Background technology
Preparative liquid chromatography is a kind of isolation technics for the purpose of obtaining pure sample, is applied to color from the 1930s
The separation of element so far, has obtained tremendous development.The 1980s, high performance preparative liquid chromatography had rapidly in medical industry
Development, widely applied in isolating and purifying for albumen the nineties.
Nowadays, prepare chromatography almost has application in the every field of social production life, such as secondary class metabolite, day
The separation of right product, macromolecular compound and certain important medicinal organism activated proteins, biological therapy product and diagnostic reagent is pure
Change.But compared with analyzing chromatography, preparative liquid chromatography separative efficiency is not high, cannot meet the needs of high-purity, high yield.
Then, what people endeavoured to find a kind of high separating efficiency prepares chromatogram mode, reduces production cost, obtains high-purity sample.Into
Sample amount and two important indicators that separative efficiency is liquid phantom preparing chromatogram, and sample size increases, and can reduce separative efficiency.In order to same
When take into account sample size and separative efficiency, once it has been proposed that a large diameter column is connected with one small internal diameter column, think front
Large diameter column can provide big column capacity, behind the offer of small internal diameter column efficiently separate.But the result shows that this method is not one
A effective approach.It 2005, closes sub- wind etc. and has invented a kind of diminishing tapered pole of internal diameter.The diminishing cone of this internal diameter
Shape column selects suitable cone angle, makes chromatographic band broadening flow pattern close to sieve-like flow pattern, and when applied sample amount Datong District can effectively improve column
Effect.But the column effect that the chromatographic column improves is limited, it is unsatisfactory to some complex material separating effects.
Utility model content
The purpose of this utility model is to provide the novel changeover valves that a kind of mesohigh prepares chromatography, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions：A kind of mesohigh prepares the novel cutting of chromatography
Valve is changed, including switching valve base and detector body, the switching valve valve base cavity are installed with switching valve body, and described
Switching valve base right end is fixedly connected with trapping column, and the trapping column is fixedly connected by No. two mouths with switching valve body, described
Switching valve valve body side is installed with outer valve interface respectively, and the switching valve base upper end is installed with fixing piece, institute
It states fixing piece upper end and is movably installed with switching handle, the switching handle, which is fixed by fixing piece with switching valve base upper surface, to be connected
It connecing, the switching valve base is fixedly connected by No. four mouths with drain pipe, and the drain pipe bottom end is equipped with waste collecting device,
The waste collecting device is fixedly connected by drain pipe with No. four mouths, and the switching valve base passes through No.1 mouth and detector
Body is fixedly connected, and detector body bottom end both sides are installed with lower margin, and the detector block upper surface respectively
It is installed with operation panel, control handle, the control handle right side are movably installed on the left of the operation panel main surface
It is installed with display screen, the display screen is inlayed mounted on operation panel main surface, and the operation panel left side is equipped with defeated
Liquid pump, the infusion pump top are installed with infusion pump joint, and the infusion pump joint passes through connecting tube and switching valve base
No. five mouths in left side are fixedly connected, and bottom end is installed with side frame, the side frame bottom end left side on the left of the detector body
Be installed with lower margin, and be installed with support column on the left of the side frame upper surface, and the side frame by support column with it is defeated
Liquid pump is fixedly connected, and surrounding is fixedly connected with fixture in the middle part of the infusion pump, and bottom end is equipped with laying rack on the left of the fixture, institute
It states laying rack inner cavity and is installed with gc column tube, the gc column tube is fixedly connected by connecting tube with fixture inner cavity, described
The connecting tube that fixture inner cavity is fixedly connected is fixedly connected with infusion pump bottom end, and switching valve valve seat bottom end is fixedly connected with pressure
Tight nut.
Preferably, 20 groups of gc column tubes are arranged in the laying rack inner cavity, and the infusion pump is fixedly connected by bottom end
Connecting tube be fixedly connected with gc column tube, and the connecting tube material be makrolon.
Preferably, detector body bottom end both sides are arranged two groups of lower margins and are fixedly connected, and the lower margin is arranged one group and consolidates
Dingan County is on the left of side frame bottom end, and the support column is fixedly connected by side frame with lower margin, and the lower margin material is synthesis rubber
Glue.
Preferably, the switching valve base top view cross section is in regular hexagon, and the switching valve body top view cross section is in circle
Shape, the switching valve body outside and switching valve valve base cavity plane tangent, the switching valve base and switching valve valve body material
For carbon steel.
Preferably, the switching valve base side is arranged six groups of external world's valve ports, and the No.1 mouth by outer valve interface with
Detector body is fixedly connected, and No. two mouths, No. three mouths are respectively set two groups of trapping columns and are fixedly connected by outer valve interface,
And the No.1 mouth, No. six mouths are fixedly connected with gc column tube respectively, and No. five mouths by outer valve interface and connecting tube with
Infusion pump joint is fixedly connected.
The technique effect and advantage of the utility model：Detector body is steadily positioned over ground using lower margin when use,
There are two types of working methods respectively when the device is towards medium and high pressure, in middle pressure preparing chromatography system, switch valve body No.1
Mouth is connected by outer valve interface with the outlet end of gc column tube and detector body, and No. four mouths are connected with gc column tube input end
It connects, No. five mouths are connected with infusion pump, and No. two mouths and No. three mouths are communicated with connecting tube respectively, and No. six mouths pass through connecting tube and waste liquid
Collection device connects, and work switches No.1 mouth and No. six mouths, No. two mouths and No. three mouths, No. four mouths and five of valve body before starting
Number mouth communicates, and switches handle at this time and is closely connect with switching valve body upper end, switching handle compared with strong point one end direction No.1 mouth with
Convenient for distinguishing, the case where detector body detach sample, is monitored in real time, when object falls off from piece-rate system, is examined
The display screen surveyed on device body will show related data, be lifted up and switch switching valve base by switching handle at this time, make one
Number mouth is communicated with No. two mouths, No. three mouths with No. four mouths, No. five mouths and No. six mouths, when object is entered in gc column tube, is cut again
The switching valve body state that keeps recovery initial is changed, the substance after object elution later will enter waste collecting device, then into
Row secondary separation, the sample after separation is collected again after the confirmation of detector body, when high pressure preparing chromatography system
Wait, the No.1 mouth for switching valve body is connected with gc column tube and detector body, and No. four mouths are connected with gc column tube, No. two mouths with
No. five mouths are separately connected trapping column, and No. three mouths are connect with infusion pump, and No. six positions are connected with waste collecting device, hereafter operation with
It is consistent when middle pressure, after detection switching switching valve body make No.1 mouth and No. two mouths, No. three mouths and No. four mouths, No. five mouths and
No. six mouths communicate, and object will be adsorbed on trapping top end, and being pressed downward switching handle makes switching switching valve body restore initial shape
State realizes device and is suitable for various working environments and with the working performance for efficiently preparing chromatography.The apparatus structure is simple, property
Efficiently it can put into widely available use.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the switching valve plan structure schematic cross-section of the utility model.
In figure：1 support column, 2 side frames, 3 drain pipes, 4 waste collecting devices, 5 clamp nuts, 6 lower margins, 7 switching valve bases,
8 outer valve interfaces, 9 trapping columns, 10 fixing pieces, 11 switching handles, 12 detector bodies, 13 operation panels, 14 display screens, 15 controls
Knob, 16 infusion pump joints, 17 infusion pumps, 18 fixtures, 19 connecting tubes, 20 gc column tubes, 21 laying racks, 22 switching valve bodies,
23 No.1 mouths, 24 No. two mouths, 25 No. three mouths, 26 No. four mouths, 27 No. five mouths, 28 No. six mouths.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Referring to Fig. 1, Fig. 1 is the structural schematic diagram of the utility model, a kind of mesohigh prepares the novel changeover valve of chromatography,
Including switching valve base 7 and detector body 12,7 inner cavity of switching valve base is installed with switching valve body 22, and institute
It states switching 7 right end of valve base and is fixedly connected with trapping column 9, the trapping column 9 is fixed by No. two mouths 24 and switching valve body 22
Connection, 22 side of switching valve body is installed with outer valve interface 8 respectively, and peace is fixed in 7 upper end of switching valve base
Equipped with fixing piece 10,10 upper end of the fixing piece is movably installed with switching handle 11, and the switching handle 11 passes through fixing piece 10
It is fixedly connected with 7 upper surface of switching valve base, the switching valve base 7 is fixedly connected by No. four mouths 26 with drain pipe 3, institute
It states 3 bottom end of drain pipe and waste collecting device 4 is installed, the waste collecting device 4 is fixed by drain pipe 3 and No. four mouths 26
Connection, and the switching valve base 7 is fixedly connected by No.1 mouth 23 with detector body 12,12 bottom end of detector body
Both sides are installed with lower margin 6 respectively, and 12 upper surface of detector body is installed with operation panel 13, the operation
Control handle 15 is movably installed on the left of 13 main surface of panel, 15 right side of the control handle is installed with display screen 14, institute
It states display screen 14 to inlay mounted on 13 main surface of operation panel, 13 left side of the operation panel is equipped with infusion pump 17, described defeated
17 top of liquid pump is installed with infusion pump joint 16, and the infusion pump joint 16 is left by connecting tube 19 and switching valve base 7
No. five mouths 27 of side are fixedly connected, and 12 left side bottom end of the detector body is installed with side frame 2,2 bottom end of the side frame
Left side is installed with lower margin 6, and is installed with support column 1 on the left of 2 upper surface of the side frame, and the side frame 2 passes through branch
Dagger 1 is fixedly connected with infusion pump 17, and fixture 18,18 left side of the fixture are fixedly connected with around 17 middle part of the infusion pump
Bottom end is equipped with laying rack 21, and 21 inner cavity of the laying rack is installed with gc column tube 20, and the gc column tube 20 passes through company
Take over 19 is fixedly connected with 18 inner cavity of fixture, and the connecting tube 19 that 18 inner cavity of the fixture is fixedly connected is fixed with 17 bottom end of infusion pump
Connection, and 7 bottom end of switching valve base is fixedly connected with clamp nut 5.
Referring to Fig. 2, Fig. 2 is the switching valve plan structure schematic cross-section of the utility model, 21 inner cavity of the laying rack
20 groups of gc column tubes 20 are set, and the connecting tube 19 that the infusion pump 17 is fixedly connected by bottom end is fixed with gc column tube 20
Connection, and 19 material of the connecting tube is makrolon, 12 bottom end both sides of the detector body are arranged two groups of lower margins 6 and fix company
It connects, the lower margin 6 is arranged one group and is fixedly mounted on the left of 2 bottom end of side frame, and the support column 1 is fixed by side frame 2 and lower margin 6
Connection, 6 material of the lower margin are synthetic rubber, and 7 top view cross section of switching valve base is in regular hexagon, and the switching valve valve
22 top view cross section of body is rounded, and 22 outside of the switching valve body and switching 7 surface of internal cavity of valve base are tangent, the switching valve valve
Seat 7 is carbon steel with switching 22 material of valve body, and six groups of external world's valve ports 8, and the No.1 is arranged in 7 side of switching valve base
Mouth 23 is fixedly connected by outer valve interface 8 with detector body 12, and 24, No. three mouths 25 of No. two mouths are respectively set two groups and catch
Clustered column 9 is fixedly connected by outer valve interface 8, and 23, No. six mouths 28 of the No.1 mouth are fixedly connected with gc column tube 20 respectively, and
No. five mouths 27 are fixedly connected by outer valve interface 8 and connecting tube 19 with infusion pump joint 16.
Operation principle：Detector body 12 is steadily positioned over ground using lower margin 6 when use, the device towards it is middle pressure and
There are two types of working methods respectively when high pressure, and in middle pressure preparing chromatography system, switching 22 No.1 mouth 23 of valve body is connect by outer valve
Mouth 8 is connected with the outlet end of gc column tube 20 and detector body 12, and No. four mouths 26 are connected with 20 input end of gc column tube,
No. five mouths 27 are connected with infusion pump 17, and No. two mouths 24 and No. three mouths 25 are communicated with connecting tube 19 respectively, and No. six mouths 28 pass through company
Take over 19 connect with waste collecting device 4, and work switches the No.1 mouth 23 and No. six mouths 28, two of valve body 22 before starting
Mouth 24 is communicated with 25, No. four mouths 26 of No. three mouths with No. five mouths 27, is switched handle 11 at this time and is closely connected with 22 upper end of switching valve body
Connect, switching handle 11 is directed toward No.1 mouth 23 in order to distinguish compared with strong point one end, the case where detector body 12 detaches sample into
Row monitoring in real time, when object falls off from piece-rate system, the display screen 14 on detector body 12 will show related data,
Switching handle 11 is lifted up to and is switched switching valve base 22 at this time, makes 24, No. three mouths 25 and four of No.1 mouth 23 and No. two mouths
Number 26, No. five mouths 27 of mouth and No. six mouths 28 communicate, and when object is entered in gc column tube 20, switching switching valve body 22 makes again
Restoring initial state, the substance after object elution later will enter waste collecting device 4, then carry out secondary separation, point
Sample from after is collected again after the confirmation of detector body 12, when high pressure preparing chromatography system, switching valve valve
The No.1 mouth 23 of body 22 is connected with gc column tube 20 and detector body 12, and No. four mouths 26 are connected with gc column tube 20, No. two mouths
24 and No. five mouths 27 be separately connected trapping column 9, No. three mouths 25 are connect with infusion pump 17, No. six positions 28 and 4 phase of waste collecting device
Connection, consistent when hereafter operation is with middle pressure, switching switching valve body 22 makes No.1 mouth 23 and No. two mouths 24, three after detection
Number mouth 25 and 26, No. five mouths 27 of No. four mouths and No. six mouths 28 communicate, and object will be adsorbed on 9 top of trapping column, be pressed downward switching
Handle 11 makes switching switching valve body 22 restPose.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Equivalent replacement is carried out, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of mesohigh prepares the novel changeover valve of chromatography, including switching valve base (7) and detector body (12), feature
It is：Switching valve base (7) inner cavity is installed with switching valve body (22), and switching valve base (7) right end is solid
Surely it is connected with trapping column (9), the trapping column (9) is fixedly connected by No. two mouths (24) with switching valve body (22), described to cut
It changes valve body (22) side and is installed with outer valve interface (8) respectively, and switching valve base (7) upper end is installed with
Determine part (10), fixing piece (10) upper end is movably installed with switching handle (11), and the switching handle (11) passes through fixing piece
(10) it is fixedly connected with switching valve base (7) upper surface, the switching valve base (7) passes through No. four mouths (26) and drain pipe (3)
It is fixedly connected, drain pipe (3) bottom end is equipped with waste collecting device (4), and the waste collecting device (4) passes through drain pipe
(3) it is fixedly connected with No. four mouths (26), and the switching valve base (7) is fixed by No.1 mouth (23) and detector body (12)
Connection, detector body (12) the bottom end both sides are installed with lower margin (6), and the detector body (12) upper table respectively
Face is installed with operation panel (13), and control handle (15), institute are movably installed on the left of operation panel (13) main surface
It states and is installed with display screen (14) on the right side of control handle (15), the display screen (14) is inlayed main mounted on operation panel (13)
Surface, operation panel (13) left side are equipped with infusion pump (17), and infusion pump (17) top is installed with infusion pump
Connector (16), the infusion pump joint (16) are fixed by connecting tube (19) and No. five mouths (27) on the left of switching valve base (7)
Connection, and bottom end is installed with side frame (2) on the left of the detector body (12), and peace is fixed on the left of side frame (2) bottom end
Equipped with lower margin (6), and it is installed with support column (1) on the left of the side frame (2) upper surface, and the side frame (2) passes through support
Column (1) is fixedly connected with infusion pump (17), and surrounding is fixedly connected with fixture (18), the fixture in the middle part of the infusion pump (17)
(18) left side bottom end is equipped with laying rack (21), and laying rack (21) inner cavity is installed with gc column tube (20), the color
Spectrum column tube (20) is fixedly connected by connecting tube (19) with fixture (18) inner cavity, the connection that fixture (18) inner cavity is fixedly connected
Pipe (19) is fixedly connected with infusion pump (17) bottom end, and switching valve base (7) bottom end is fixedly connected with clamp nut (5).
2. a kind of mesohigh according to claim 1 prepares the novel changeover valve of chromatography, it is characterised in that：The laying rack
(21) inner cavity is arranged 20 groups of gc column tubes (20), and the connecting tube (19) that is fixedly connected by bottom end of the infusion pump (17) with
Gc column tube (20) is fixedly connected, and the connecting tube (19) material is makrolon.
3. a kind of mesohigh according to claim 1 prepares the novel changeover valve of chromatography, it is characterised in that：The detector
Body (12) bottom end both sides are arranged two groups of lower margins (6) and are fixedly connected, and the lower margin (6) is arranged one group and is fixedly mounted on side frame (2)
On the left of bottom end, and the support column (1) is fixedly connected by side frame (2) with lower margin (6), and lower margin (6) material is synthesis rubber
Glue.
4. a kind of mesohigh according to claim 1 prepares the novel changeover valve of chromatography, it is characterised in that：The switching valve
Valve seat (7) top view cross section is in regular hexagon, and switching valve body (22) top view cross section is rounded, the switching valve body
(22) outside and switching valve base (7) surface of internal cavity are tangent, and the switching valve base (7) is carbon with switching valve body (22) material
Plain steel.
5. a kind of mesohigh according to claim 1 prepares the novel changeover valve of chromatography, it is characterised in that：The switching valve
Six groups of external world's valve ports (8) are arranged in valve seat (7) side, and the No.1 mouth (23) passes through outer valve interface (8) and detector body
(12) it is fixedly connected, and No. two mouths (24), No. three mouths (25) are respectively set two groups of trapping columns (9) and pass through outer valve interface (8)
It is fixedly connected, and the No.1 mouth (23), No. six mouths (28) are fixedly connected with gc column tube (20) respectively, and No. five mouths
(27) it is fixedly connected with infusion pump joint (16) by outer valve interface (8) and connecting tube (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721866109.9U CN207923799U (en) | 2017-12-27 | 2017-12-27 | A kind of mesohigh prepares the novel changeover valve of chromatography |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721866109.9U CN207923799U (en) | 2017-12-27 | 2017-12-27 | A kind of mesohigh prepares the novel changeover valve of chromatography |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207923799U true CN207923799U (en) | 2018-09-28 |
Family
ID=63607842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721866109.9U Expired - Fee Related CN207923799U (en) | 2017-12-27 | 2017-12-27 | A kind of mesohigh prepares the novel changeover valve of chromatography |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207923799U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855991A (en) * | 2021-01-08 | 2021-05-28 | 天华化工机械及自动化研究设计院有限公司苏州研究所 | Chromatographic sample feeding switching valve for petrochemical industry |
-
2017
- 2017-12-27 CN CN201721866109.9U patent/CN207923799U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855991A (en) * | 2021-01-08 | 2021-05-28 | 天华化工机械及自动化研究设计院有限公司苏州研究所 | Chromatographic sample feeding switching valve for petrochemical industry |
| CN112855991B (en) * | 2021-01-08 | 2022-06-17 | 天华化工机械及自动化研究设计院有限公司苏州研究所 | Chromatographic sample feeding switching valve for petrochemical industry |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180928 Termination date: 20191227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |